What is the greatest odd factor of (2^3 \times 3^2 \times 5)?
Answer and explanation
Correct answer: 45
Step 1: An odd factor must not contain (2). Step 2: Remove (2^3) and keep (3^2 \times 5=45). Step 3: For the greatest odd factor, remove all powers of (2).
Frequently asked questions
What is the correct answer to this question?
45
Why is this the correct answer?
Step 1: An odd factor must not contain (2). Step 2: Remove (2^3) and keep (3^2 \times 5=45). Step 3: For the greatest odd factor, remove all powers of (2).
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Prime Factorisation.